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Security Enhanced Linux Reference Policy
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<a href="interfaces.html">* Interface Index</a>
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<a name="top":></a>
<h1>Layer: system</h1><p/>
<h2>Module: userdomain</h2><p/>
<a href=#interfaces>Interfaces</a>
<a href=#templates>Templates</a>
<h3>Description:</h3>
<p><p>Policy for user domains</p></p>
<a name="interfaces"></a>
<h3>Interfaces: </h3>
<div id="interface">
<div id="codeblock">
<b>userdom_dontaudit_use_sysadm_terms</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Do not audit attempts to use admin ttys and ptys.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_dontaudit_use_unpriv_user_fd</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Do not audit attempts to inherit the
file descriptors from all user domains.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_dontaudit_use_unpriv_user_tty</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Do not audit attempts to use unprivileged
user ttys.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_read_all_user_files</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Read all files in all users home directories.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_read_staff_home_files</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Read files in the staff users home directory.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_read_sysadm_home_files</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Read files in the sysadm users home directory.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_rw_sysadm_pipe</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Read and write sysadm user unnamed pipes.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_search_all_users_home</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Search all users home directories.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_shell_domtrans_sysadm</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Execute a shell in the sysadm domain.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_signal_all_users</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Send general signals to all user domains.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_signal_unpriv_users</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Send general signals to unprivileged user domains.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_spec_domtrans_all_users</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Execute a shell in all user domains. This
is an explicit transition, requiring the
caller to use setexeccon().
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_spec_domtrans_unpriv_users</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Execute a shell in all unprivileged user domains. This
is an explicit transition, requiring the
caller to use setexeccon().
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_unconfined</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Unconfined access to user domains.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
Domain allowed access.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_use_all_user_fd</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Inherit the file descriptors from all user domains
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_use_sysadm_fd</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Inherit and use sysadm file descriptors
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_use_sysadm_pty</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Read and write sysadm ptys.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_use_sysadm_terms</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Read and write sysadm ttys and ptys.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_use_sysadm_tty</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Read and write sysadm ttys.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_use_unpriv_users_fd</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Inherit the file descriptors from unprivileged user domains.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="interface">
<div id="codeblock">
<b>userdom_write_unpriv_user_tmp</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Write all unprivileged users files in /tmp
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
The type of the process performing this action.
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a href=#top>Return</a>
<a name="templates"></a>
<h3>Templates: </h3>
<div id="template">
<div id="codeblock">
<b>admin_user_template</b>(
userdomain_prefix
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
The template for creating an administrative user.
</p>
<h5>Description</h5>
<p>
</p><p>
This template creates a user domain, types, and
rules for the user's tty, pty, home directories,
tmp, and tmpfs files.
</p><p>
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
userdomain_prefix
</td><td>
The prefix of the user domain (e.g., sysadm
is the prefix for sysadm_t).
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="template">
<div id="codeblock">
<b>base_user_template</b>(
userdomain_prefix
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
The template containing rules common to unprivileged
users and administrative users.
</p>
<h5>Description</h5>
<p>
</p><p>
This template creates a user domain, types, and
rules for the user's tty, pty, home directories,
tmp, and tmpfs files.
</p><p>
</p><p>
This generally should not be used, rather the
unpriv_user_template or admin_user_template should
be used.
</p><p>
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
userdomain_prefix
</td><td>
The prefix of the user domain (e.g., user
is the prefix for user_t).
</td><td>
No
</td></tr>
</table>
</div>
</div>
<div id="template">
<div id="codeblock">
<b>unpriv_user_template</b>(
userdomain_prefix
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
The template for creating a unprivileged user.
</p>
<h5>Description</h5>
<p>
</p><p>
This template creates a user domain, types, and
rules for the user's tty, pty, home directories,
tmp, and tmpfs files.
</p><p>
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
userdomain_prefix
</td><td>
The prefix of the user domain (e.g., user
is the prefix for user_t).
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a href=#top>Return</a>
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